The Apply and Cancel buttons should not be disabled after canceling authentication because the options have not been applied. Reproducible: Always Steps to Reproduce: 1. Run "kcmshell4 kcm_grub2" 2. Make some change in the options. 3. Click Apply. 4. On the authentication window, click Cancel. Actual Results: The Reset and Apply buttons become disabled. Expected Results: The Reset and Apply buttons should only be disabled when either there have been no changes made, or all changes have been applied. If the changes were canceled in the authentication step, the changes aren't applied, so the interface should reflect that.
Created attachment 86010 [details] screencast of the issue
Thank you for the bug report. As this report hasn't seen any changes in 5 years or more, we ask if you can please confirm that the issue still persists. If this bug is no longer persisting or relevant please change the status to resolved.